triggered by e-mails from petraeus's biography paula broadwell to another woman not related to petraeus who felt she was being harassed and complained to the fbi. officials say in recent weeks, the fbi traced the e-mails to broadwell and only stumbled on the relationship with petraeus as a result. >> it's so politically sensitive that my guess is the decision was made near or at the top level of the fbi to sit down with general petraeus and have a discussion with him and let him know that this information had been discovered. >> broadwell has not been shy about her access to petraeus, co-hosting a barbecue with jon stewart to raise money for wounded warriors. she spoke often by general petraeus. >> i was with general petraeus in afghanistan and it was a little confusing for some of the folks there because i'm also a military reservist with a top secret clearance and then some. so a lot of my former peers didn't know thousand treat me. >> according to multiple sources, the investigation into broadwell's e-mails came to a hud on tuesday, election day. first, the intelligence community lea